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CVE-2019-6974

HIGH
8.1
CVSS Score
Published: February 15, 2019 at 03:00 PM UTC
Updated: June 17, 2026 at 02:39 AM UTC
24 products affected across 5 vendorsLinux KernelDebian LinuxUbuntu Linux

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Severity
HIGH8.1
Exploit prediction
EPSS 17%

Description

In the Linux kernel before 4.20.8, kvm_ioctl_create_device in virt/kvm/kvm_main.c mishandles reference counting because of a race condition, leading to a use-after-free.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ubuntu Linux· Canonicalrubygems
95%
12.0414.0416.0418.0418.10
Debian Linux· Debiandrupal
95%
8.0
Big IP Access Policy Manager· F5
95%
13.0.0 ≤ v ≤ 13.1.114.0.0 ≤ v ≤ 14.1.015.0.0 ≤ v < 15.1.0
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
Big IP Advanced Firewall Manager· F5
95%
13.0.0 ≤ v ≤ 13.1.114.0.0 ≤ v ≤ 14.1.015.0.0 ≤ v < 15.1.0
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
Big IP Analytics· F5
95%
13.0.0 ≤ v ≤ 13.1.114.0.0 ≤ v ≤ 14.1.015.0.0 ≤ v < 15.1.0
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
Big IP Application Acceleration Manager· F5
95%
13.0.0 ≤ v ≤ 13.1.114.0.0 ≤ v ≤ 14.1.015.0.0 ≤ v < 15.1.0
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
Big IP Application Security Manager· F5
95%
13.0.0 ≤ v ≤ 13.1.114.0.0 ≤ v ≤ 14.1.015.0.0 ≤ v < 15.1.0
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
Big IP Edge Gateway· F5
95%
13.0.0 ≤ v ≤ 13.1.114.0.0 ≤ v ≤ 14.1.015.0.0 ≤ v < 15.1.0
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
Big IP Fraud Protection Service· F5
95%
13.0.0 ≤ v ≤ 13.1.114.0.0 ≤ v ≤ 14.1.015.0.0 ≤ v < 15.1.0
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
Big IP Global Traffic Manager· F5
95%
13.0.0 ≤ v ≤ 13.1.114.0.0 ≤ v ≤ 14.1.015.0.0 ≤ v < 15.1.0
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement

References (28)

x_refsource_MISCMailing ListPatchVendor Advisory
Source: [email protected]
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cfa39381173d5f969daf43582c95ad679189cbc9
VDB Entryx_refsource_BIDBroken LinkThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/107127
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHBA-2019:0959
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:0818
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:0833
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:2809
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2019:3967
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2020:0103

CVSS

8.1HIGH[email protected]
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-362CWE-416

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